From 00c7c81f7b49d9b739690c45d9986474d52c6240 Mon Sep 17 00:00:00 2001 From: Russell King Date: Wed, 19 Oct 2016 11:30:34 +0100 Subject: [PATCH] iommu/mediatek: Convert DT component matching to component_match_add_release() Convert DT component matching to use component_match_add_release(). Signed-off-by: Russell King Signed-off-by: Joerg Roedel --- drivers/iommu/mtk_iommu.c | 8 +++++--- drivers/iommu/mtk_iommu.h | 5 +++++ drivers/iommu/mtk_iommu_v1.c | 8 +++++--- 3 files changed, 15 insertions(+), 6 deletions(-) diff --git a/drivers/iommu/mtk_iommu.c b/drivers/iommu/mtk_iommu.c index 13bb57995cd3..55b29620fd4f 100644 --- a/drivers/iommu/mtk_iommu.c +++ b/drivers/iommu/mtk_iommu.c @@ -544,17 +544,19 @@ static int mtk_iommu_probe(struct platform_device *pdev) continue; plarbdev = of_find_device_by_node(larbnode); - of_node_put(larbnode); if (!plarbdev) { plarbdev = of_platform_device_create( larbnode, NULL, platform_bus_type.dev_root); - if (!plarbdev) + if (!plarbdev) { + of_node_put(larbnode); return -EPROBE_DEFER; + } } data->smi_imu.larb_imu[i].dev = &plarbdev->dev; - component_match_add(dev, &match, compare_of, larbnode); + component_match_add_release(dev, &match, release_of, + compare_of, larbnode); } platform_set_drvdata(pdev, data); diff --git a/drivers/iommu/mtk_iommu.h b/drivers/iommu/mtk_iommu.h index f59609f20270..50177f738e4e 100644 --- a/drivers/iommu/mtk_iommu.h +++ b/drivers/iommu/mtk_iommu.h @@ -54,6 +54,11 @@ static inline int compare_of(struct device *dev, void *data) return dev->of_node == data; } +static inline void release_of(struct device *dev, void *data) +{ + of_node_put(data); +} + static inline int mtk_iommu_bind(struct device *dev) { struct mtk_iommu_data *data = dev_get_drvdata(dev); diff --git a/drivers/iommu/mtk_iommu_v1.c b/drivers/iommu/mtk_iommu_v1.c index 884c80cb795e..af70040038e9 100644 --- a/drivers/iommu/mtk_iommu_v1.c +++ b/drivers/iommu/mtk_iommu_v1.c @@ -601,17 +601,19 @@ static int mtk_iommu_probe(struct platform_device *pdev) continue; plarbdev = of_find_device_by_node(larb_spec.np); - of_node_put(larb_spec.np); if (!plarbdev) { plarbdev = of_platform_device_create( larb_spec.np, NULL, platform_bus_type.dev_root); - if (!plarbdev) + if (!plarbdev) { + of_node_put(larb_spec.np); return -EPROBE_DEFER; + } } data->smi_imu.larb_imu[larb_nr].dev = &plarbdev->dev; - component_match_add(dev, &match, compare_of, larb_spec.np); + component_match_add_release(dev, &match, release_of, + compare_of, larb_spec.np); larb_nr++; } -- 2.39.5